Punta del Este in September
In September, Punta del Este averages 17°C (62°F) during the day and 11°C (51°F) at night, with around 8 days of rain (79 mm total).
ShoulderConditions are cool — bring a jacket for evenings. Occasional showers are likely but won't dominate.
September in Punta del Este is outside the typical sweet spot for sightseeing weather. It can still be a great time to visit if you have specific reasons (festivals, off-season pricing, etc.).
How September compares to the rest of the year in Punta del Este
September is in the middle of the year for warmth in Punta del Este (9th of 12) and one of the driest months (11th of 12). Daytime temperature runs 4°C below the annual average (20°C). September runs 1°C warmer than August (16°C) and warms a further 2°C into October (19°C).
September sunrise & sunset in Punta del Este
Times shown for Punta del Este local time (America/Montevideo), calculated for the 15th of September. They shift by a few minutes day to day across the month.
Photography light in Punta del Este — September
Golden-hour and blue-hour windows for the 15th of September, in Punta del Este's local time. Use these for soft warm light (golden) or cool architectural twilight (blue).
📅 When to book — Punta del Este in September
Travel writers usually only tell you when to go. Here's when to book flights and lodging for the best mix of price and availability, based on September's tier (Shoulder) and Punta del Este's popularity.
Crowds & pricing — September in Punta del Este
Punta del Este is in a shoulder season month — fewer crowds, slightly lower prices, and a calmer atmosphere than peak weeks. Most major sights stay open with normal hours, though a handful of seasonal restaurants or boat trips may run reduced schedules. Many regulars consider these months the best time to visit because you trade a small amount of weather reliability for a much more pleasant on-the-ground experience.
Why this tier: comfortable tourism weather
Sun & mosquito risk — September in Punta del Este
UV is a clear-sky sea-level estimate — clouds, altitude, and reflective surfaces (snow, water) shift it ±30%. Mosquito risk is climate-derived only; for current disease advisories (dengue, malaria, zika) check the CDC or WHO travel pages before your trip.
Sea temperature in Punta del Este — September
Across the year Punta del Este's sea swings from 12°C (July) to 23.3°C (March) — September sits at 12.8°C.
Punta del Este in other months
| Month | Avg high | Avg low | Rainfall | Rain days | Snow days |
|---|---|---|---|---|---|
| January | 26°C / 79°F | 20°C / 67°F | 120 mm | 8 | — |
| February | 26°C / 78°F | 20°C / 67°F | 102 mm | 10 | — |
| March | 24°C / 75°F | 18°C / 65°F | 90 mm | 10 | — |
| April | 21°C / 70°F | 16°C / 61°F | 109 mm | 10 | — |
| May | 18°C / 64°F | 13°C / 55°F | 78 mm | 9 | — |
| June | 15°C / 59°F | 10°C / 50°F | 82 mm | 8 | — |
| July | 15°C / 58°F | 9°C / 49°F | 118 mm | 11 | — |
| August | 16°C / 60°F | 10°C / 49°F | 104 mm | 8 | — |
| September | 17°C / 62°F | 11°C / 51°F | 79 mm | 8 | — |
| October | 19°C / 65°F | 13°C / 55°F | 88 mm | 10 | — |
| November | 22°C / 71°F | 15°C / 59°F | 79 mm | 8 | — |
| December | 24°C / 76°F | 17°C / 63°F | 83 mm | 9 | — |
Other cities with similar September weather
🌍 See the full ranked list of climate twins for Punta del Este in September →
Frequently asked questions
How hot is Punta del Este in September?
In September, Punta del Este averages a high of 17°C (62°F) and a low of 11°C (51°F) — generally mild and pleasant.
Does it rain a lot in Punta del Este in September?
September sees occasional rain in Punta del Este, with about 8 rainy days on average.
Is September a good time to visit Punta del Este?
September is mild and pleasant. It suits travelers who are comfortable with mild and pleasant weather; check the month-by-month ranking to compare it against the rest of the year.
What should I pack for Punta del Este in September?
Pack a warm jacket and layers. See the full September packing list for Punta del Este for a complete, climate-based checklist.
Check the live 10-day forecast and sunrise/sunset.